Q: How much does it cost for a return flight from London Heathrow Airport to Boston?

Airfare is below average for this route at the moment. London Heathrow Airport to Boston flights typically cost between £370 and £454 in October. The cheapest return flight price found within the last 3 days was £357 on Multiple Airlines (9 Oct-14 Oct).

Question 1

What’s the top stopover airport for flights from London Heathrow Airport to Boston?

Accepted Answer

Reykjavik (KEF) – chosen by Cheapflights users on 40% of one-stop itineraries from London Heathrow Airport to Boston on Cheapflights.

Question 2

What’s the cheapest stopover airport for flights from London Heathrow Airport to Boston?

Accepted Answer

Frankfurt am Main (FRA) is the most affordable one-stop option, with an average return flight price of £401.

Question 3

How much does it cost for a return flight from London Heathrow Airport to Boston?

Accepted Answer

Airfare is below average for this route at the moment.London Heathrow Airport to Boston flights typically cost between £370 and £454 in October.
The cheapest return flight price found within the last 3 days was £357 on Multiple Airlines (9 Oct-14 Oct).

Question 4

What’s the fastest stopover option from London Heathrow Airport to Boston?

Accepted Answer

Flights via Dublin (DUB) have the shortest average one-way travel time for one-stop routes: 10h 20m.

Question 5

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Boston?

Accepted Answer

Flights via Dublin (DUB) offer the fastest connection on this route, with an average stopover time of 1h 51m.

Question 6

How long is the flight from London Heathrow Airport to Boston?

Accepted Answer

There are many flights that can get you from London Heathrow Airport to Boston in 11h 17m. Fly via SWISS, Delta, or United Airlines to get the fastest option. The distance between London Heathrow Airport and Boston is about 3254 mi. This flight may include one or multiple stops.

Question 7

What are the cheapest airlines flying from London Heathrow Airport to Boston round-trip?

Accepted Answer

Our cheapest airline available from London Heathrow Airport to Boston is PLAY. Our recent data shows that you can find tickets from as low as £278 on this airline. Additional options worth looking into are TAP AIR PORTUGAL and Scandinavian Airlines, starting at £280 and £297 round-trip. PLAY is priced at 39% lower than the current average price of a flight leaving 3 months from now.

Question 8

How far ahead should I book a flight from London Heathrow Airport to Boston?

Accepted Answer

The best time to book flights from London Heathrow Airport to Boston is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 9

What is the cheapest month to book a flight from London Heathrow Airport to Boston?

Accepted Answer

Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Boston (average of £10). Flying from London Heathrow Airport to Boston in July is currently the most expensive (average of £724). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 10

What is the cheapest day to fly from London Heathrow Airport to Boston?

Accepted Answer

Travellers seeking maximum savings on their London Heathrow Airport to Boston flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 11

Weekly flight availability from London Heathrow Airport to Boston

Accepted Answer

The most flights from LHR to BOS are scheduled on a Monday (36 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (25 on average).

Question 12

E

Accepted Answer

In terms of precipitation, rainfall in Boston ranges from 78.0 - 101.0 inches per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

Question 13

E

Accepted Answer

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

Question 14

What are the cheapest flights from London Heathrow Airport to Boston?

Accepted Answer

The cheapest flight price from London Heathrow Airport to Boston is £353. On average you can expect to pay £1,306. The most popular route, (London Heathrow - Boston Logan Intl), can usually be booked for £292.

Question 15

What are the most reliable airlines from London Heathrow Airport to Boston?

Accepted Answer

Consider Scandinavian Airlines (92%), JetBlue (90%) or TAP AIR PORTUGAL (90%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Boston.

Question 16

What are the most popular airlines that fly from London Heathrow Airport to Boston?

Accepted Answer

American Airlines, Air Canada and Air France are the most popular airlines when flying from London Heathrow Airport to Boston.

Question 17

What is the cheapest day to fly round-trip from London Heathrow Airport to Boston?

Accepted Answer

Saturday flights are generally found to be more expensive for flights from London Heathrow Airport to Boston. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Boston.

Question 18

How far in advance should I book a flight from London Heathrow Airport to Boston?

Accepted Answer

Users have found that booking a flight from London Heathrow Airport to Boston at least 53 days early can save you up to 31% on average compared to booking a flight this week. If booking 53 days before your flight isn’t an option for you, users have found flights from London Heathrow Airport to Boston for as little as £407 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £640 for flights departing within the next 3 days.

Question 19

What is the cheapest month to fly from London Heathrow Airport to Boston?

Accepted Answer

September is one of the best times of the year to fly to Boston from London Heathrow Airport. Prices for September average £452 per person but you can even find prices for as low as £303. The most expensive prices can be found in the month of December. Opting for a September flight can save you 24% on your journey compared to booking in December

Question 20

What is the cheapest time of day to fly from LHR to BOS?

Accepted Answer

When flying from London Heathrow Airport to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 29% versus a flight in the evening.

Question 21

What airport do you fly into for flights to Boston from London Heathrow?

Accepted Answer

Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from London Heathrow. On average, Logan Intl has 33 inbound flights from London Heathrow per day from 17 airlines. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

Question 22

Can I find deals for flights from Heathrow to Boston that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Heathrow to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 23

How can I find direct flights from Heathrow to Boston?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Boston.

Question 24

Can I find deals for business class flights from Heathrow to Boston?

Accepted Answer

Yes. Cheapflights offers flight deals from Heathrow to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 25

How does Cheapflights help users find flights from Heathrow to Boston?

Accepted Answer

Cheapflights makes it easy to find Heathrow to Boston flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 26

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Boston?

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from Heathrow.

Question 27

Can Cheapflights find flights from Heathrow to Boston with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Boston flexibly with Cheapflights today.

Question 28

Can Cheapflights notify me if prices for flights from Heathrow to Boston become cheaper?

Accepted Answer

Yes! Start tracking prices for Heathrow to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	£357
One-way from	£311
Popular in	December
Cheapest in	February
Average price	£400
Good round-trip deal	£419 or less
Good one-way deal	£449 or less

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest£271	Average£317	FlexibilityNo cancel fee	On-timeN/A	Search PLAY flights
TAP AIR PORTUGAL	Cheapest£280	Average£426	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Scandinavian Airlines	Cheapest£297	Average£452	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Lufthansa	Cheapest£301	Average£418	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
United Airlines	Cheapest£338	Average£400	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Icelandair	Cheapest£338	Average£419	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Air France	Cheapest£345	Average£441	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Delta	Cheapest£348	Average£537	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
British Airways	Cheapest£348	Average£445	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£353	Average£424	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Cheap flights from London Heathrow Airport to Boston from £311

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London Heathrow to Boston Logan Intl are usually found in February or September, booked 44 days in advance, depart on a Wednesday or Thursday and return on a Monday

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Find flight deals from Heathrow to Boston

Cheapest flights from Heathrow to BostonExplore the most affordable flight options available from Heathrow to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2025.

Explore the most affordable flight options available from Heathrow to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2025.

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Best time to book a flight from Heathrow to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Boston

How far ahead should I book a flight from London Heathrow Airport to Boston?

What is the cheapest month to book a flight from London Heathrow Airport to Boston?

What is the cheapest time of day to fly from LHR to BOS?

What is the cheapest day to fly from London Heathrow Airport to Boston?

How much does it cost for a return flight from London Heathrow Airport to Boston?

Weekly flight availability from London Heathrow Airport to Boston

What’s the top stopover airport for flights from London Heathrow Airport to Boston?

What’s the fastest stopover option from London Heathrow Airport to Boston?

What’s the fastest stopover option from London Heathrow Airport to Boston?

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Boston?

Reviews of airlines servicing Boston

Get a feel of what it's like to fly with KLM, Air France, andVirgin Atlantic from London Heathrow Airport to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Boston from London Heathrow?

How long is the flight from London Heathrow Airport to Boston?

What are the cheapest airlines flying from London Heathrow Airport to Boston round-trip?

What are the most reliable airlines from London Heathrow Airport to Boston?

What are the cheapest flights from London Heathrow Airport to Boston?

Can I find deals for flights from Heathrow to Boston that include hotel bookings?

How can I find direct flights from Heathrow to Boston?

Can I find deals for business class flights from Heathrow to Boston?

What is the cheapest month to book a flight from London Heathrow Airport to Boston?

Travelling to a place near Boston?

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Top 10 airlines flying from Heathrow to Boston

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How does Cheapflights help users find flights from Heathrow to Boston?

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Can Cheapflights find flights from Heathrow to Boston with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Boston become cheaper?

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Cheapest flights from Heathrow to Boston
Explore the most affordable flight options available from Heathrow to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2025.